#include<iostream> 
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<cmath>
#include<algorithm>
using namespace std;

int main()
{
   char s[100010],c[100010]; 
   while(cin>>s>>c) {
     cout<<3<<endl;
   }
   return 0;
}
